Yeolsangol-gil, Hongcheon-eup, Hongcheon-gun postal codes (55)
On Yeolsangol-gil in Hongcheon-eup, Hongcheon-gun the postal code depends on the building number: numbers 5–23-15 use 25142, numbers 32-3–123 use 25117. Data as of August 2026.
On Yeolsangol-gil in Hongcheon-eup, Hongcheon-gun the postal code depends on the building number: numbers 5–23-15 use 25142, numbers 32-3–123 use 25117. Data as of August 2026.